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    <title>Document</title>
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<body>
    <table border="1px" align="center">
        <caption>耕地保有量表格</caption>
        <thead>
            <tr>
                <th rowspan="3">地区</th>
                <th colspan="2" rowspan="2">2005年耕地面积</th>
                <th colspan="4">耕地保有量</th>
                <th colspan="2" rowspan="2">基本农田保护面积</th>
            </tr>
            <tr>
                <th colspan="2">2010年</th>
                <th colspan="2">2020年</th>
            </tr>
            <tr>
                <th>万公顷</th>
                <th>万亩</th>
                <th>万公顷</th>
                <th>万亩</th>
                <th>万公顷</th>
                <th>万亩</th>
                <th>万公顷</th>
                <th>万亩</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>北京</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
            </tr>
            <tr>
                <td>北京</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
            </tr>
            <tr>
                <td>北京</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
            </tr>
            <tr>
                <td>北京</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
                <td>123</td>
            </tr>
        </tbody>
    </table>
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